Are You an Electrical Expert or a Circuit Novice? Test Your Wiring IQ!What is the diameter of 1/2" EMT conduit?80%Next Correct Incorrect EMT sizes refer to nominal rather than actual dimensions. What is the diameter of 1/2" EMT conduit? Exactly 0.5 inches Approximately 0.706 inches 1.0 inch 0.25 inches 80%
